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82° 开槽半沉头机械螺钉 [Table 7] (ASTM F837 / F468) ASME B 18.6.3 (T7) - 2013

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00#

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1#

2#

3#

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5/16

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7/16

1/2

9/16

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ASME B 18.6.3 (T7) - 2013 82° 开槽半沉头机械螺钉 [Table 7] (ASTM F837 / F468)

尺寸单位: inch
美标ASME B18.6.3 (T7) - 2013 ASME18.6.3 18 82° 开槽半沉头机械螺钉 [Table 7] (ASTM F837 / F468)
ASME B 18.6.3 (T7) - 2013 82° 开槽半沉头机械螺钉 [Table 7] (ASTM F837 / F468)
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螺纹尺寸
d
00# 0# 1# 2# 3# 4# 5# 6# 8# 10#
d 公称
PP
L 详见备注
dk 最大值
最小值
k 参考值
f 参考值
n 最大值
最小值
t 最大值
最小值
F 最大值
最小值
G
α 最大值
最小值
0.0470 0.0600 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1640 0.1900
/ / 64 56 48 40 40 32 32 24
/ 1/8 1/8 1/8 1/8 3/16 3/16 3/16 1/4 5/16
0.087 0.112 0.137 0.162 0.187 0.212 0.237 0.262 0.312 0.362
0.080 0.096 0.120 0.144 0.167 0.191 0.215 0.238 0.285 0.333
0.028 0.035 0.043 0.051 0.059 0.067 0.075 0.083 0.100 0.116
0.014 0.021 0.025 0.029 0.033 0.037 0.041 0.045 0.052 0.060
0.017 0.023 0.026 0.031 0.035 0.039 0.043 0.048 0.054 0.060
0.010 0.016 0.019 0.023 0.027 0.031 0.035 0.039 0.045 0.050
0.023 0.030 0.038 0.045 0.052 0.059 0.067 0.074 0.088 0.103
0.016 0.025 0.031 0.037 0.043 0.049 0.055 0.060 0.072 0.084
/ 0.047 0.053 0.058 0.064 0.069 0.075 0.080 0.091 0.102
/ 0.031 0.035 0.039 0.044 0.048 0.053 0.057 0.066 0.075
/ 0.078 0.101 0.124 0.148 0.172 0.196 0.220 0.267 0.313
82° 82° 82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80° 80° 80°
螺纹尺寸
d
12# 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
d 公称
PP
L 详见备注
dk 最大值
最小值
k 参考值
f 参考值
n 最大值
最小值
t 最大值
最小值
F 最大值
最小值
G
α 最大值
最小值
0.2160 0.2500 0.3125 0.3750 0.4375 0.5000 0.5625 0.6250 0.7500
24 20 18 16 14 13 12 11 10
3/8 7/16 1/2 9/16 5/8 3/4 / / /
0.412 0.477 0.597 0.717 0.760 0.815 0.932 1.050 1.285
0.380 0.442 0.556 0.670 0.715 0.765 0.878 0.990 1.215
0.132 0.153 0.191 0.230 0.223 0.223 0.260 0.298 0.372
0.068 0.079 0.099 0.117 0.122 0.131 0.150 0.169 0.206
0.067 0.075 0.084 0.094 0.094 0.106 0.118 0.133 0.149
0.056 0.064 0.072 0.081 0.081 0.091 0.102 0.116 0.131
0.117 0.136 0.171 0.206 0.210 0.216 0.250 0.285 0.353
0.096 0.112 0.141 0.170 0.174 0.176 0.207 0.235 0.293
0.113 0.129 0.155 0.182 0.195 0.212 0.239 0.266 0.318
0.084 0.095 0.117 0.139 0.150 0.163 0.184 0.206 0.240
0.362 0.424 0.539 0.653 0.690 0.739 0.851 0.962 1.186
82° 82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80° 80°
①,头部边缘为倒圆或平的。
②,小于等于表中长度的螺钉,为清根沉头型。
③,光杆直径应不小于2A级螺纹最小中径,并不大于公称(基本)螺纹大径。
④,机械螺钉的螺纹长度:

1)螺纹规格≤5#: 公称长度≤3倍公称直径的应为满扣产品,头下螺纹肩距≤1倍螺距。 公称长度>3倍公称直径到 1-1/8 in 的,允许头下肩距最大不超过2倍螺距。 若无其他规定,长螺钉的最小螺纹长度为1 in 。

2)螺纹规格≥6#: 公称长度≤3倍公称直径的应为满扣产品,头下螺纹肩距≤1倍螺距。 公称长度>3倍公称直径到 2 in 的,允许头下螺纹肩距最大不超过2倍螺距。 若无其他规定,长螺钉的最小螺纹长度为 1.5 in 。
⑤,头部凹槽详细尺寸请点击下方的“采用标准”
替代列表
注:技术数据仅供参考,请以官方原件为准!
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